github/codeql

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CodeQL: the libraries and queries that power security researchers around the world, as well as code scanning in GitHub Advanced Security

Stars: 10.1k
Forks: 2.1k
Open beginner issues: 4
Indexed issues: 1k
Avg merge: 2d 16h
Merged PRs (30d): 143

Dominant language: CodeQL
License: MIT
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 16, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: good first issue

Beginner friendly Everything

Open All

[aw] Update rust-analyzer has stale lock file Open

agentic-workflows

Difficulty 2/5 1-3 hours Newbie friendliness 70/100

github/codeql#22656 · Opened Sep 23, 2026
[aw] Update rust-analyzer failed Open

agentic-workflows

Difficulty 4/5 3-5 days Newbie friendliness 35/100

github/codeql#22649 · 1 comment · Opened Sep 22, 2026
[aw] Update rust-analyzer failed Open

agentic-workflows

Difficulty 4/5 3-5 days Newbie friendliness 30/100

github/codeql#22643 · Opened Sep 22, 2026
[aw] Detection Runs Open

agentic-workflows

Difficulty 5/5 Over a week Newbie friendliness 10/100

github/codeql#22642 · 1 comment · Opened Sep 22, 2026
JavaScript externs model StorageEvent() with no type argument Open

false-positive javascript

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

github/codeql#22632 · 1 comment · Opened Sep 20, 2026
Python: `isType` treats any object in a module named `*typing` as a type, corrupting points-to for unrelated containers Open

false-positive

Difficulty 3/5 1-2 days Newbie friendliness 68/100

github/codeql#22621 · Opened Sep 18, 2026
barrierModel arity mismatch: "Expected 4, but was 3" on documented-correct 3-column rows (python-all, javascript-all) Open

Difficulty 4/5 3-5 days Newbie friendliness 55/100

github/codeql#22597 · Opened Sep 16, 2026
[False Negative/Question] Taint steps added by `isAdditionalFlowStep` ignore tainted content Open

question

Difficulty 5/5 Over a week Newbie friendliness 35/100

github/codeql#22596 · Opened Sep 16, 2026
False positiveGTA5 Open

false-positive

Difficulty 5/5 Over a week Newbie friendliness 10/100

github/codeql#22587 · Opened Sep 16, 2026
Python extractor reports parse errors for files no longer in the scanned commit Open

question

Difficulty 4/5 3-5 days Newbie friendliness 48/100

github/codeql#22579 · Opened Sep 15, 2026
C#: cs/simplifiable-boolean-expression false positive on Nullable<bool> compared with a literal Open

Difficulty 2/5 1-3 hours Newbie friendliness 82/100

github/codeql#22556 · Opened Sep 14, 2026
False positive Open

false-positive

Difficulty 4/5 3-5 days Newbie friendliness 20/100

github/codeql#22554 · Opened Sep 11, 2026
False positive: js/incomplete-hostname-regexp treats LinkifyIt.match(text) as a regex call Open

Difficulty 4/5 3-5 days Newbie friendliness 55/100

github/codeql#22546 · Opened Sep 11, 2026
Rust: query evaluation ~15× slower on 2.26.4 vs 2.26.3 (4 min → 45–60 min, type-inference/data-flow stage) Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

github/codeql#22463 · 3 comments · Opened Aug 28, 2026
Unpinned floating tags (e.g. `v4`) on immutable Actions are not flagged by `actions/unpinned-tag` Open

Difficulty 4/5 3-5 days Newbie friendliness 55/100

github/codeql#22414 · 1 comment · Opened Aug 24, 2026
Whether there are Python SDK for Programmatic Access to CodeQL Database Facts Open

question

Difficulty 5/5 Over a week Newbie friendliness 25/100

github/codeql#22411 · 2 comments · Opened Aug 23, 2026
Kotlin 2.4.20 is about to be released - please prepare to be ready asap Open

question

Difficulty 4/5 3-5 days Newbie friendliness 35/100

github/codeql#22381 · 6 comments · 12 reactions · Opened Aug 19, 2026
False positive: java/field-masks-super-field triggered on Kotlin sealed class with open val constructor parameters Open

Difficulty 4/5 3-5 days Newbie friendliness 64/100

github/codeql#22361 · 5 comments · Opened Aug 17, 2026
Rust: False positive for unused variable names Open

false-positive

Difficulty 4/5 3-5 days Newbie friendliness 38/100

github/codeql#22342 · 1 comment · Opened Aug 13, 2026
CodeQL maps CWE-730, which MITRE prohibits from being used for mapping Open

question

Difficulty 3/5 1-2 days Newbie friendliness 55/100

github/codeql#22318 · 2 comments · Opened Aug 11, 2026
[Python] tsg-parser fails to extract generic base class relations Open

question

Difficulty 3/5 1-2 days Newbie friendliness 55/100

github/codeql#22298 · 2 comments · Opened Aug 7, 2026
Java: Should these sanitizer heuristics completely stop taint in five security queries? Open

question

Difficulty 5/5 Over a week Newbie friendliness 28/100

github/codeql#22262 · 2 comments · Opened Jul 31, 2026
java/ssrf: allowlist guard not recognized when expressed via Stream/lambda (anyMatch), only via plain equals()/for-loop Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

github/codeql#22259 · 1 comment · Opened Jul 30, 2026
Java: PQC API misuse queries for experimental/quantum - wanted, and against which layer? Open

Difficulty 5/5 Over a week Newbie friendliness 28/100

github/codeql#22253 · Opened Jul 29, 2026
Consider testing CodeQL also against Kotlin EA versions Open

question

Difficulty 4/5 3-5 days Newbie friendliness 48/100

github/codeql#22219 · 2 comments · 5 reactions · Opened Jul 21, 2026
False positive: "Missing cross-site request forgery token validation" should not apply to Web API Controller Actions sharing a project with Browser-based actions Open

false-positive

Difficulty 4/5 3-5 days Newbie friendliness 48/100

github/codeql#22215 · 1 comment · Opened Jul 21, 2026
Go: Why is DotDotCheck modeled as a complete path-injection barrier? Open

question

Difficulty 4/5 3-5 days Newbie friendliness 50/100

github/codeql#22214 · 3 comments · Opened Jul 20, 2026
[actions] Alternate actions/checkout paths suppress untrusted-checkout alerts Open

Difficulty 3/5 1-2 days Newbie friendliness 68/100

github/codeql#22213 · 2 comments · Opened Jul 19, 2026
False positive Java. SpringBoot CSRF Open

false-positive Java

Difficulty 4/5 3-5 days Newbie friendliness 48/100

github/codeql#22199 · 1 comment · Opened Jul 15, 2026
Go: filepath.Clean with a prepended path separator is modeled as a path-injection sanitizer and causes false negatives Open

question

Difficulty 3/5 1-2 days Newbie friendliness 68/100

github/codeql#22185 · 1 comment · Opened Jul 14, 2026
Go: DotDotReplaceAll ignores the replacement value and causes false-negative path-injection alerts Open

question

Difficulty 3/5 1-2 days Newbie friendliness 68/100

github/codeql#22184 · 1 comment · Opened Jul 14, 2026
[C#] Improve "isExponentialRegex" detection logic in ReDoSQuery.qll to prevent false negatives Open

question

Difficulty 4/5 3-5 days Newbie friendliness 48/100

github/codeql#22183 · 3 comments · 1 reaction · Opened Jul 13, 2026
False positive for java 21 switch case with null, default Open

false-positive Stale

Difficulty 3/5 1-2 days Newbie friendliness 55/100

github/codeql#22040 · 2 comments · Opened Jun 24, 2026
False positive in csharp for useless-assignment-to-local Open

false-positive

github/codeql#22032 · 1 comment · 1 assignee · Opened Jun 22, 2026
General issue Python extractor fails in macOS App Sandbox: `PermissionError: [Errno 1] Operation not permitted` from `_multiprocessing.SemLock` Open

question

Difficulty 4/5 3-5 days Newbie friendliness 52/100

github/codeql#21956 · 3 comments · Opened Jun 8, 2026
Python: `FlaskApp` instances do not reliably track subclasses Open

Python question

Difficulty 3/5 1-2 days Newbie friendliness 55/100

github/codeql#21854 · 1 comment · Opened May 14, 2026
Actions: Extractor for external actions and workflows does not take into account the ref Open

question

Difficulty 5/5 Over a week Newbie friendliness 45/100

github/codeql#21834 · 2 comments · Opened May 12, 2026
cpp: how to use macro argument as dataflow sink Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

github/codeql#21824 · 3 comments · Opened May 10, 2026
False positive in CWE-829 /UntrustedCheckoutMedium.ql Open

false-positive

Difficulty 3/5 1-2 days Newbie friendliness 55/100

github/codeql#21823 · 1 comment · Opened May 9, 2026
Ruby: &[SPACE][identifier] syntax breaks Ruby parsing Open

question

Difficulty 3/5 1-2 days Newbie friendliness 48/100

github/codeql#21801 · 1 comment · Opened May 5, 2026
Python: add PyMongo read results as sources for `py/sql-injection` in second-order SQL construction flows Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

github/codeql#21775 · 1 comment · Opened Apr 29, 2026
Java: `java/xxe` doesn't cover public XML helper methods that parse caller-provided input Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

github/codeql#21774 · 2 comments · Opened Apr 29, 2026
False negative in java/unvalidated-url-redirection for Spring MVC redirect view names Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

github/codeql#21771 · 3 comments · Opened Apr 29, 2026
False negative in go/email-injection for password reset links built from Forwarded / X-Forwarded-Host Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

github/codeql#21770 · 1 comment · Opened Apr 29, 2026
False negative: py/ldap-injection misses taint flow for ldap3 `extend.standard.paged_search` Open

Difficulty 3/5 1-2 days Newbie friendliness 68/100

github/codeql#21738 · Opened Apr 20, 2026
False negative: missing os.exec* APIs with `sh -c` as sink in py/code-injection. Open

question

Difficulty 3/5 1-2 days Newbie friendliness 55/100

github/codeql#21735 · Opened Apr 19, 2026
GHAS-managed workflows reference mutable action versions, incompatible with required SHA-pinning policies Open

question

Difficulty 5/5 Over a week Newbie friendliness 25/100

github/codeql#21732 · 7 comments · 5 reactions · Opened Apr 17, 2026
[feat] comments that enable/disable LSP formatting Open

Difficulty 5/5 Over a week Newbie friendliness 38/100

github/codeql#21730 · Opened Apr 17, 2026
False negative: unzip using subprocess or `shutil.unpack_archive` is not covered in py/tarslip Open

github/codeql#21712 · 1 reaction · 2 assignees · Opened Apr 15, 2026
[question?] counterintuitive class method behaviour Open

question

Difficulty 4/5 3-5 days Newbie friendliness 38/100

github/codeql#21670 · 9 comments · Opened Apr 8, 2026

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